Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

Beetles come in many shapes and colors. Here's how your second grade child can create his own beetles to paint and play with!

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Make edible amber fossils with your second grader to explore the fascinating world of science!

Here's a pressed leaf card project that puts science and writing together for your second grader.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Try this simple 2nd grade science experiment to teach your child about the principles of luminosity and light reflection.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Help your child celebrate the summer and the sun by making a sandy seascape.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.